For Florida Class B Air Conditioning contractors are limited to 25 tons of cooling or 500,000 BTUs of heating. Florida Class B Air Conditioning Contractors can legally engage in contracting involving the following type of work:

• Central air conditioning systems

• Refrigeration

• Ventilating

• Air-distribution duct work

• Heating

• Duct cleaning

• Piping and Piping Insulation

• Equipment sanitizing requiring system disassembly

• Vessels and ducts

• Pneumatic control piping

• Replacement, disconnection, or reconnection of power wiring on the load side of the dedicated existing electrical disconnect switch

• Low voltage heating, ventilating, and air-conditioning control wiring

• Incidental excavation work

• Condensate drain from an air-conditioning unit to an existing safe waste or disposal to a sanitary system (no direct connections to sanitary system)

• Incidental excavation work (as needed to complete AC installations, maintenance or repair

• ONLY disconnecting or reconnecting changeouts of liquefied petroleum or natural gas appliances within buildings

• Test and evaluate central air-conditioning, refrigeration, heating, and ventilating systems including ductwork

• The scope of a Class B AC contractor does not include the following work: Liquefied petroleum or natural gas appliances within buildings, Connection/Disconnection of potable water lines, Sanitary sewer lines, Swimming pool piping and filters, Electrical power wiring

License Requirements

• Be 18 years of age.

• Pass all parts of the exam(s) (within four years of the first attempt).

  If an applicant has a Bachelor's degree in building construction or a related field, as well as a 3.0 GPA or higher, the applicant is only required to take the business exam.

• Pay the fee for the Application.

• Complete the application form using the Online Services, or the Printable Application.

• Be of good moral character.

• Obtain worker's compensation and general liability coverage.

• Demonstrate financial responsibility by submitting a Credit Report:

  • 660 FICO credit score or higher (applicant must submit a bond or irrevocable letter of credit if below 660 - FICO derived).

  • If FICO score is less than 660, the applicant must take a 14-hour financial responsibility course.

  • If applicable, provide proof of satisfaction of liens, judgments, and bankruptcy discharge.

• Background check with Electronic Fingerprints.

• Obtain public liability and property damage insurance.

  • Obtain workers' compensation or exemption from workers compensation insurance within 30 days of issuance of their license.

• Satisfy one of the experience requirements set forth by the CILB:

  • A combination of Experience and Education

    • One year proved experience that applies to the category for which you are applying and a four-year construction-related degree from an accredited college (equivalent to 3 yrs. experience), or

    • No less than three years of credits from accredited college-level courses, and One year of experience as a foreman, or

    • Two years of credits from accredited college-level courses, one year experience as a foreman, and One year experience as a worker, or

    • One year of experience as a foreman, one year of credits from accredited college-level courses, and two years of experience as a worker, or

    • Four years of experience as a foreman or worker of which at least one year must have been as a foreman.

    • The board expects the applicant to have experience in the following areas of the Class B Air Conditioning trade:

    • Air Conditioning Equipment

    • Ductwork

    • Heating Equipment

    • Heating and Cooling Systems (1 year of experience)

  • Upgrade an Existing Residential (must have held the license for a minimum of 3 years).

  • Military Service

    Note: As part of the application applicant must submit the Fee Waiver and Military Service Verification for licensure

    • One year of experience as a foreman applicable to the category for which you are applying, and three years of military service.

    • One year of experience as a worker or foreman applicable to the category for which you are applying, one year of experience as a foreman, and two years of military service.

    • Two years of experience as a worker or foreman applicable to the category for which you are applying, and one year of military service.

• Pass the Class B Air Conditioning and Business & Finance exams.(sign up for the exams)

• Submit the complete Class B Air Conditioning Contractor License application form to:

  Department of Business and Professional Regulation

  2601 Blair Stone Road

  Tallahassee, FL 32399-0783

You must pass 2 open book exams in order to become a Florida Class B Air Conditioning Contractor. The first makes up the trade portion and the second exam is for Business and Finance.

Florida Class B Air Conditioning Contractor License Exam

• Testing Method: Computer-based testing

• Testing Company: Pearson Vue©

• Number of Questions: 80

• Types of Questions: Multiple Choice

• Time Allowed: 300 Minutes

• Minimum Passing Score: 70%

• Subjects Involved:

  Pre-Installation (12%)

  Sheet Metal Ducts (9%)

  Installation of Refrigeration and HVAC Systems (22%)

  Installation of Refrigeration and HVAC Equipment Components (14%)

  Maintenance Analysis of Refrigeration and HVAC Systems (10%)

  Maintenance Service of Refrigeration and HVAC Systems (14%)

  Safety and Equipment (10%)

  Energy Management (5%)

  Indoor Air Quality (4%)

Florida Class B Air Conditioning Contractor Business and Finance Exam

• Testing Method: Computer-based testing

• Testing Company: Pearson Vue©

• Number of Questions: 120

• Types of Questions: Multiple Choice

• Time Allowed: 390 Minutes

• Minimum Passing Score: 70%

Business and Finance Content and Subjects for the exam(120 questions I 390 minutes)

We have all the books required for the Florida Class B Air Conditioning Contractor exam in stock and ready to ship, including our Highlighted and Tabbed versions. We beat all other schools with our prices, speak to one of our Trade Specialists today! Call 954-908-7010 or Fill out our EZ Form To Get Started

List of Books for the Florida Class B Air Conditioning Contractor Trade Exams (included in all 3 of our bundles)

This reference list last updated July 1, 2024

List of recommended Florida Contractor Business and Finance Books: